Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
| Manufacturer | Siemens |
| Range | Simatic Box PC |
| Subrange | PC840 V2 |
| Product Type | PC Box |
| Product Phase | Obsolete |
| Processor | Pentium 4 M 2.2 GHz, 400 MHz FSB, 512 KB SLC |
| RAM | 256 MByte DDR SDRAM |
| Graphics | AGP, Onboard, 8/16/32 MB Shared Memory |
| Ethernet Interface | 10/100 Mbit/s RJ45 |
| USB Ports | 2 x High Current USB |
| Monitoring | Watchdog, Temperature Monitoring |
| Expansion Slots | 2 PCI, 2 ISA/PCI, 1 ISA Free |
| Power Supply | 24V DC Industrial Power Supply |
| Storage Devices | 80 GB EIDE HDD, FDD, DVD+/-RW |
| Operating System | Windows NT 4.0 Workstation EN SP 6A |
| Package Dimensions (Calculated) | 43.20 x 34.20 x 35.40 cm |
| Shipping Weight | 11.55 kg |
| Commodity Code | 85371091 |
| Export Control Regulations (ECCN) | N |
| Interface Type | Description |
|---|---|
| Ethernet | RJ45 connector for 10/100 Mbit/s network communication |
| USB | 2 x USB ports, designed for high-current devices |
| Power Input | 24V DC industrial power supply connection |
Global Express Shipping
Returns & Warranty

| Manufacturer | Siemens |
| Range | Simatic Box PC |
| Subrange | PC840 V2 |
| Product Type | PC Box |
| Product Phase | Obsolete |
| Processor | Pentium 4 M 2.2 GHz, 400 MHz FSB, 512 KB SLC |
| RAM | 256 MByte DDR SDRAM |
| Graphics | AGP, Onboard, 8/16/32 MB Shared Memory |
| Ethernet Interface | 10/100 Mbit/s RJ45 |
| USB Ports | 2 x High Current USB |
| Monitoring | Watchdog, Temperature Monitoring |
| Expansion Slots | 2 PCI, 2 ISA/PCI, 1 ISA Free |
| Power Supply | 24V DC Industrial Power Supply |
| Storage Devices | 80 GB EIDE HDD, FDD, DVD+/-RW |
| Operating System | Windows NT 4.0 Workstation EN SP 6A |
| Package Dimensions (Calculated) | 43.20 x 34.20 x 35.40 cm |
| Shipping Weight | 11.55 kg |
| Commodity Code | 85371091 |
| Export Control Regulations (ECCN) | N |
| Interface Type | Description |
|---|---|
| Ethernet | RJ45 connector for 10/100 Mbit/s network communication |
| USB | 2 x USB ports, designed for high-current devices |
| Power Input | 24V DC industrial power supply connection |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Germany
|